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How to check for a valid URL in Java?
...ral properties that you can set to control how this class behaves, by default http, https, and ftp are accepted.
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how to mix links ( tag ) and headings ( tag ) in web standard?
...
As h1 is a block element and a is an inline element the correct way is:
<h1><a href="#">This is a title</a></h1>
Here is a link so you can learn more: w3 Visual formatting model
However, there is an exception that in HTML5 it is valid to wrap block-level elements (like d...
How to enter in a Docker container already running with a new TTY
...usr/local/bin:/target jpetazzo/nsenter
Then use the command docker-enter <container-id> to enter the container.
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Can an input field have two labels?
...exactly one form control.
Thus, each form control can be referenced by multiple labels, but each label can only reference one control. So if it makes sense to have a second label for a control (and in the situation you describe, it does) feel free to add a second label.
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How can I lookup a Java enum from its String value?
...up map for getting a day from an abbreviation
private static final Map<String, Day> lookup = new HashMap<String, Day>();
static {
for (Day d : Day.values()) {
lookup.put(d.getAbbreviation(), d);
}
}
private Day(String abbreviation) {
...
Equals(=) vs. LIKE
...both operators use a collation which can have important effects on the result of the comparison.
Motivating Example
Let's first identify an example where these operators produce obviously different results. Allow me to quote from the MySQL manual:
Per the SQL standard, LIKE performs matching o...
Python: Using .format() on a Unicode-escaped string
...>> print "{0}".format(s)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
UnicodeEncodeError: 'ascii' codec can't encode character u'\u2265' in position 0: ordinal not in range(128)
>>> print u"{0}".format(s)
≥
>>>
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What is the Haskell response to Node.js?
...ple clients simultaneously gets quite tricky, whereas threads let you just script the communication with a single client. The code is easier to get right, and easier to understand and maintain.
callbacks on a single OS thread is cooperative multitasking, as opposed to preemptive multitasking, which...
Tri-state Check box in HTML?
...obile on iOS 3.1 don't have support for it.
Previous answer
Another alternative would be to play with the checkbox transparency
for the "some selected" state (as Gmail does used to
do in previous versions). It will require some javascript and a CSS
class. Here I put a particular example ...
Recommended Vim plugins for JavaScript coding? [closed]
...system and comes with a bunch of useful JS snippets (among others) by default. It's extremely easy to add your own.
javaScriptLint allows you to validate your code against jsl.
Also you can find a variety of JavaScript syntax files on vim.org. Try them and see which one works best for you and your...